RN65D1203FB14

Series:	Military, MIL-R-10509/2, RN65
Packaging:	Bulk
Part Status:	Active
Resistance:	120 kOhms
Tolerance:	±1%
Power (Watts):	0.5W, 1/2W
Composition:	Metal Film
Features:	Flame Retardant Coating, Military, Moisture Resistant, Safety
Temperature Coefficient:	±100ppm/°C
Operating Temperature:	-65°C ~ 175°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.180" Dia x 0.562" L (4.57mm x 14.27mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors: RN65D1203FB14 application field and working principleThrough-hole resistors are some of the most common electronic components, and provide electrical characteristics such as resistance, capacitance and voltage. The RN65D1203FB14 is one such resistor, providing a resistance of 1.21 kΩ (1203) within a ± 5% tolerance over an operating temperature of -55°C to 125°C. This resistor is ideal for applications in which mechanical robustness, product longevity and environmental resistance are paramount.The RN65D1203FB14 resistor is a relatively simple device, consisting of a metal case with a resistor embedded inside. The resistor is most commonly formed using either carbon film technology, or a metal alloy composition, depending on application requirements. The metal case is designed to provide maximum durability and environmental protection, while also providing a mounting point for securing the resistor to the main circuit board. The resistor normally works in the high-ohmic range, with most through-hole designs offering resistances ranging from 1Ω up to 100MΩ. The range of the RN65D1203FB14, however, is slightly limited, with a maximum resistance of 1.21 kΩ. Along with resistance, the resistor will also provide some voltage regulation, albeit in different ways depending on the chosen technology. Carbon film resistors, for instance, are able to regulate voltage by dynamically changing its resistance in response to sudden changes in line current. Such an approach is ideal for power regulation as it limits the amount of power dissipated as heat. Other resistors, such as metal-alloy-based types, are not able to regulate voltage as efficiently, due their lack of dynamic adjustment capabilities. The RN65D1203FB14 resistor is most often used in power supply circuits as an over-current protection device. This is due to the resister’s ability to dissipate heat, allowing it to safely regulate line current without overloading the power supply. The RN65D1203FB14 can also be used in high-voltage applications as a voltage-level detection resistor, this is achieved by the resistor\'s ability to turn a voltage drop across its terminals into a small current. Such a small current can then be picked up by a voltage sensitive device, allowing it to detect when the voltage level surpasses a certain threshold.The RN65D1203FB14 is most commonly used in automotive and industrial electronics, as its limited thermal cycling performance and environmental resistance make it ideal for operation in extreme environments. This type of resistor can also be used in consumer electronics, where lower power regulation requirements may be sufficient.In conclusion, the RN65D1203FB14 resistor is a relatively simple yet highly reliable component. With its 1.21 kΩ resistance, ± 5% tolerance, and -55°C to 125°C operating temperature range, it is ideally suited for a wide range of demanding automotive, industrial and consumer electronics applications. Due to its robustness and environmental protection capabilities, the RN65D1203FB14 resistor is the ideal choice for providing safe and reliable power regulation or voltage level detection in the most extreme conditions.

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